static String getBattery_code;

static int getBattery() ctex {
  if (getBattery_code == null)
    getBattery_code = loadSnippet(isWindows() ? "#2000583" : "#2000582");
  String s = backtick(getBattery_code);
  String x = find(isWindows() ? "EstimatedChargeRemaining=(\\d+)" : "(\\d+)\\.?\\d*%", s);
  int l = x != null ? Integer.parseInt(x) : 0;
  if (isLinux() && l == 0) l = 100;
  ret l;
}